{"id":15733,"date":"2022-10-31T17:27:06","date_gmt":"2022-10-31T17:27:06","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=15733"},"modified":"2022-10-31T17:27:06","modified_gmt":"2022-10-31T17:27:06","slug":"whale-fall-feast-deep-sea","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/marine-science\/whale-fall-feast-deep-sea\/","title":{"rendered":"B\u00ed \u1ea9n d\u01b0\u1edbi \u0111\u00e1y \u0111\u1ea1i d\u01b0\u01a1ng: B\u1ed9 x\u01b0\u01a1ng c\u00e1 voi kh\u1ed5ng l\u1ed3 v\u00e0 b\u1eefa ti\u1ec7c c\u1ee7a c\u00e1c lo\u00e0i sinh v\u1eadt bi\u1ec3n s\u00e2u"},"content":{"rendered":"

C\u00e1 voi sa s\u1ea9y: B\u1eefa ti\u1ec7c d\u01b0\u1edbi \u0111\u00e1y bi\u1ec3n s\u00e2u<\/h2>\n\n

Ph\u00e1t hi\u1ec7n b\u1ed9 x\u01b0\u01a1ng c\u00e1 voi ho\u00e0n ch\u1ec9nh<\/h2>\n\n

Trong m\u1ed9t cu\u1ed9c th\u00e1m hi\u1ec3m Seamount Davidson ngo\u00e0i kh\u01a1i b\u1edd bi\u1ec3n California, c\u00e1c nh\u00e0 khoa h\u1ecdc t\u1eeb Khu b\u1ea3o t\u1ed3n bi\u1ec3n qu\u1ed1c gia V\u1ecbnh Monterey \u0111\u00e3 t\u00ecnh c\u1edd c\u00f3 m\u1ed9t kh\u00e1m ph\u00e1 \u0111\u00e1ng ch\u00fa \u00fd: m\u1ed9t b\u1ed9 x\u01b0\u01a1ng c\u00e1 voi t\u1ea5m s\u1eebng ho\u00e0n ch\u1ec9nh n\u1eb1m tr\u00ean \u0111\u00e1y bi\u1ec3n. B\u1ed9 x\u01b0\u01a1ng d\u00e0i kho\u1ea3ng n\u0103m m\u00e9t, n\u1eb1m ng\u1eeda b\u1ee5ng l\u00ean tr\u1eddi, h\u00e9 l\u1ed9 m\u1ed9t c\u00e1i nh\u00ecn hi\u1ebfm hoi v\u1ec1 th\u1ebf gi\u1edbi h\u1ea5p d\u1eabn c\u1ee7a c\u00e1 voi sa s\u1ea9y.<\/p>\n\n

C\u00e1 voi sa s\u1ea9y: B\u1eefa ti\u1ec7c d\u01b0\u1edbi n\u01b0\u1edbc c\u1ee7a t\u1ef1 nhi\u00ean<\/h2>\n\n

Khi m\u1ed9t con c\u00e1 voi ch\u1ebft v\u00e0 ch\u00ecm xu\u1ed1ng \u0111\u00e1y \u0111\u1ea1i d\u01b0\u01a1ng, n\u00f3 t\u1ea1o ra m\u1ed9t h\u1ec7 sinh th\u00e1i \u0111\u1ed9c \u0111\u00e1o \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u00e1 voi sa s\u1ea9y. C\u00e1 voi sa s\u1ea9y l\u00e0 \u0111i\u1ec3m n\u00f3ng v\u1ec1 \u0111a d\u1ea1ng sinh h\u1ecdc, thu h\u00fat nhi\u1ec1u lo\u00e0i \u0111\u1ed9ng v\u1eadt \u0103n x\u00e1c th\u1ed1i v\u00e0 c\u00e1c sinh v\u1eadt kh\u00e1c \u0103n x\u00e1c c\u00e1 voi.<\/p>\n\n

Trong tr\u01b0\u1eddng h\u1ee3p c\u00e1 voi sa s\u1ea9y \u1edf Seamount Davidson, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 quan s\u00e1t th\u1ea5y nhi\u1ec1u lo\u00e0i sinh v\u1eadt \u0111ang \u0103n x\u00e1c c\u00e1 voi, bao g\u1ed3m b\u1ea1ch tu\u1ed9c, l\u01b0\u01a1n bi\u1ec3n, giun Osedax, cua, c\u00e1 tuy\u1ebft ch\u1ea5m \u0111en, giun nhi\u1ec1u t\u01a1, l\u1ee3n bi\u1ec3n v\u00e0 m\u1ed9t con t\u00f4m h\u00f9m l\u1edbn. Nh\u1eefng \u0111\u1ed9ng v\u1eadt \u0103n x\u00e1c th\u1ed1i n\u00e0y \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c ph\u00e2n h\u1ee7y x\u00e1c c\u00e1 voi, gi\u1ea3i ph\u00f3ng ch\u1ea5t dinh d\u01b0\u1ee1ng v\u00e0o m\u00f4i tr\u01b0\u1eddng xung quanh.<\/p>\n\n

B\u1ea1ch tu\u1ed9c: Nh\u1eefng \u0111\u1ed1i t\u00e1c \u0103n ti\u1ec7c kh\u00f4ng ng\u1edd t\u1edbi<\/h2>\n\n

M\u1ed9t trong nh\u1eefng quan s\u00e1t th\u00fa v\u1ecb nh\u1ea5t l\u00e0 s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a nhi\u1ec1u con b\u1ea1ch tu\u1ed9c b\u00e1m v\u00e0o x\u01b0\u01a1ng s\u1ed1ng v\u00e0 x\u01b0\u01a1ng s\u01b0\u1eddn c\u1ee7a c\u00e1 voi. M\u1eb7c d\u00f9 b\u1ea1ch tu\u1ed9c th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi vi\u1ec7c s\u0103n m\u1ed3i s\u1ed1ng, nh\u01b0ng ch\u00fang \u0111\u00e3 t\u1eebng \u0111\u01b0\u1ee3c quan s\u00e1t th\u1ea5y t\u1ee5 t\u1eadp xung quanh x\u00e1c c\u00e1 voi sa s\u1ea9y trong qu\u00e1 kh\u1ee9. C\u00e1c nh\u00e0 khoa\u5b66\u5bb6 r\u1eb1ng nh\u1eefng con b\u1ea1ch tu\u1ed9c \u1edf x\u00e1c c\u00e1 voi sa s\u1ea9y Seamount Davidson \u0111ang \u0103n c\u00e1c lo\u00e0i gi\u00e1p x\u00e1c nh\u1ecf v\u00e0 c\u00e1c sinh v\u1eadt kh\u00e1c \u0111\u00e3 x\u00e2m chi\u1ebfm b\u1ed9 x\u01b0\u01a1ng.<\/p>\n\n

T\u1ea7m quan tr\u1ecdng c\u1ee7a c\u00e1 voi sa s\u1ea9y<\/h2>\n\n

C\u00e1 voi sa s\u1ea9y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi s\u1ee9c kh\u1ecfe c\u1ee7a c\u00e1c h\u1ec7 sinh th\u00e1i bi\u1ec3n s\u00e2u. Ch\u00fang cung c\u1ea5p ngu\u1ed3n th\u1ee9c \u0103n v\u00e0 n\u01a1i tr\u00fa \u1ea9n cho nhi\u1ec1u lo\u00e0i sinh v\u1eadt, nu\u00f4i s\u1ed1ng to\u00e0n b\u1ed9 qu\u1ea7n x\u00e3 trong nhi\u1ec1u n\u0103m ho\u1eb7c th\u1eadm ch\u00ed nhi\u1ec1u th\u1eadp k\u1ef7. \u1ede giai \u0111o\u1ea1n \u0111\u1ea7u c\u1ee7a qu\u00e1 tr\u00ecnh ph\u00e2n h\u1ee7y, nh\u1eefng lo\u00e0i \u0103n x\u00e1c th\u1ed1i s\u1ebd l\u00e0m s\u1ea1ch x\u01b0\u01a1ng, trong khi \u1edf giai \u0111o\u1ea1n sau, c\u00e1c lo\u00e0i \u0111\u1ed9ng v\u1eadt kh\u00f4ng x\u01b0\u01a1ng s\u1ed1ng s\u1eed d\u1ee5ng b\u1ec1 m\u1eb7t c\u1ee9ng c\u1ee7a x\u01b0\u01a1ng l\u00e0m nh\u00e0 m\u1edbi. Khi c\u00e1c h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 trong x\u01b0\u01a1ng b\u1ecb ph\u00e2n h\u1ee7y, c\u00e1c vi khu\u1ea9n s\u1ebd \u0103n n\u0103ng l\u01b0\u1ee3ng gi\u1ea3i ph\u00f3ng t\u1eeb c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc, duy tr\u00ec h\u1ec7 sinh th\u00e1i trong m\u1ed9t th\u1eddi gian d\u00e0i.<\/p>\n\n

M\u1ed9t b\u1eefa ti\u1ec7c Halloween k\u1ef3 qu\u00e1i v\u00e0 khoa h\u1ecdc<\/h2>\n\n

Vi\u1ec7c ph\u00e1t hi\u1ec7n ra x\u00e1c c\u00e1 voi sa s\u1ea9y v\u00e0o m\u00f9a Halloween \u0111\u00e3 t\u1ea1o th\u00eam m\u1ed9t n\u00e9t k\u1ef3 l\u1ea1 cho chuy\u1ebfn th\u00e1m hi\u1ec3m. C\u00e1c nh\u00e0 khoa h\u1ecdc kh\u00f4ng kh\u1ecfi nh\u1eadn x\u00e9t v\u1ec1 s\u1ef1 tr\u1edb tr\u00eau khi t\u00ecm th\u1ea5y b\u1ed9 x\u01b0\u01a1ng c\u00e1 voi v\u00e0o m\u00f9a thu, v\u00e0 m\u1ed9t nh\u00e0 b\u00ecnh lu\u1eadn d\u00ed d\u1ecfm n\u00f3i r\u1eb1ng nh\u00f3m nghi\u00ean c\u1ee9u ch\u1eafc h\u1eb3n \u0111\u00e3 c\u00f3 m\u1ed9t kho\u1ea3ng th\u1eddi gian “c\u00e1 voi”.<\/p>\n\n

Vi\u1ec7c ph\u00e1t hi\u1ec7n ra x\u00e1c c\u00e1 voi sa s\u1ea9y kh\u00f4ng ch\u1ec9 mang \u0111\u1ebfn m\u1ed9t c\u00e1i nh\u00ecn h\u1ea5p d\u1eabn v\u1ec1 th\u1ebf gi\u1edbi b\u00ed \u1ea9n c\u1ee7a bi\u1ec3n s\u00e2u m\u00e0 c\u00f2n nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a nh\u1eefng h\u1ec7 sinh th\u00e1i \u0111\u1ed9c \u0111\u00e1o n\u00e0y. Khi c\u00e1c nh\u00e0 khoa h\u1ecdc ti\u1ebfp t\u1ee5c kh\u00e1m ph\u00e1 \u0111\u1ed9 s\u00e2u c\u1ee7a \u0111\u1ea1i d\u01b0\u01a1ng, h\u1ecd s\u1ebd kh\u00e1m ph\u00e1 ra nh\u1eefng hi\u1ec3u bi\u1ebft m\u1edbi v\u1ec1 c\u00e1c t\u01b0\u01a1ng t\u00e1c ph\u1ee9c t\u1ea1p \u0111\u1ecbnh h\u00ecnh s\u1ef1 s\u1ed1ng c\u1ee7a bi\u1ec3n.<\/p>","protected":false},"excerpt":{"rendered":"

C\u00e1 voi sa s\u1ea9y: B\u1eefa ti\u1ec7c d\u01b0\u1edbi \u0111\u00e1y bi\u1ec3n s\u00e2u Ph\u00e1t hi\u1ec7n b\u1ed9 x\u01b0\u01a1ng c\u00e1 voi ho\u00e0n ch\u1ec9nh Trong m\u1ed9t cu\u1ed9c th\u00e1m hi\u1ec3m Seamount Davidson ngo\u00e0i kh\u01a1i b\u1edd bi\u1ec3n California,…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1300],"tags":[6438,361,219,20915,1302],"class_list":["post-15733","post","type-post","status-publish","format-standard","hentry","category-marine-science","tag-deep-sea","tag-marine-biology","tag-ecology","tag-whale-falls","tag-oceanography"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/15733","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=15733"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/15733\/revisions"}],"predecessor-version":[{"id":15734,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/15733\/revisions\/15734"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=15733"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=15733"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=15733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}